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OperatingInstructionsandOwner’sManualEnerco Group, Inc. | Gas-Fired Infra-Red Space Heaters
1. GENERAL INFORMATION
Your heater comes fully assembled and is tested at a.
the factory for proper gas and input as stated on
the name plate.
Before proceeding with the installation, be sure to b.
inspect for damages. Freight company must be noti-
edofanydamagesandrequestthataninspection
be made by the freight company. HEAT STAR will send
replacement parts for damaged parts only after receiv-
ing a signed inspection report to prove the liability of
the freight company.
Do not attempt to operate heater with any other gas c.
than that indicated on the heater name plate.
The installation of heater must conform with local d.
building codes or, in absence of local codes, with the
National Fuel Gas Code, ANSI Z223.1a/NFPA54. In
Canada, refer to Can 1-B146.1 and B149.2.
Plugged 1/8” N.P.T. Test Gage Connection is located e.
on the Heater Gas Control or a ¼” N.P.T. Connection is
located on the outside of the Cast Venturi.
2. CLEARANCES Minimum clearances to combustibles.
(Refer to Figure 1)
Provide adequate clearance to combustibles, Figure 1,
between control end of heater for servicing and mini-
mum on top and sides for ventilation and combustion
air supply.
Aminimumclearanceof8’aboveoorforpublic
garages in accordance with ANSI/NFPA No. 88 most re-
centeditionorFigure1;whicheverislarger.InCanada
refer to Can 1-B149.1 and B149.2 Installation codes for
Gas burning appliances.
Aminimumclearanceof10’fromthebottomofheater
to top of wing, or engine enclosure, where aircraft are
housed,and8’aboveoorinotherareasofthehang-
er in accordance with ANSI/NFPA No. 409 most recent
FIGURE 1
MODEL NO.
BTU/HR. RATING
NORMAL
MOUNTING
POSITION
CLEARANCES TO COMBUSTIBLES
GAS
NATURAL PROPANE TOP SIDES BACK BELOW
4030** 30,000 30,000 Horiz.-45° 30” 30” 30” 54”
4040* 40,000 40,000 Horiz.-45° 34” 30” 30” 68”
8050** 50,000 50,000 Horiz.-45° 36” 30” 30” 78”
8060* 60,000 60,000 Horiz.-45° 40” 30” 30” 84”
8070** 70,000 – Horiz.-45° 40” 30” 30” 84”
9080** 80,000 80,000 Horiz.-45° 46” 40” 40” 104”
9090** 90,000 90,000 Horiz.-45° 46” 46” 46” 114”
9100S* 100,000 100,000 Horiz.-45° 48” 46” 46” 118”
9100** 100,000 100,000 Horiz.-45° 44” 40” 40” 104”
9120* 120,000 120,000 Horiz.-45° 46” 46” 46” 114”
9140** 140,000 – Horiz.-45° 16” 46” 46” 114”
edition,orFigure1;thelargerdimensionofANSI/NFPA
No. 409 or Figure 1 is to be used. In Canada refer to
CCA B149-1-M91 and B149.2.
WARNING: MAINTAIN CLEARANCES AS SHOWN
IN FIGURE 1 OR ON HEATER NAMEPLATE, IN GARAGE
INSTALLATIONS WHERE PARKED VEHICLES ARE DI-
RECTLY BELOW THE HEATER.
3. SUSPENSION
Heater has four mounting holes, two on each end, for
attaching rod or angle iron brackets and shall be safely
andadequatelyxedinpositionindependentofgas
and electric supply lines. Refer to Figures 4, 5, and 7 on
pages 13 and 14 for recommended suspensions.
4. GAS SUPPLY
Provide adequate gas supply for rated input of each
heater using American Standard Installation of gas
piping and gas appliances in building ANSI/223. 1a/
NFPA54 Pamphlet, Table C-3 shows capacity of pipe of
different diameters and lengths in cubic feet per hour
for Natural Gas with pressure drop of 0.3 inches specify
gravityof0.60.ForliqueedPetroleumGas(LP)capac-
ity refer to Table C-3 and C-15 of the same pamphlet.
For recommended heater gas connection refer to
Figure No. 5, Page 15. In Canada refer to Can 1-B149.1
and B149.2, and CSA sto. B63.
If gas lines are to be pressure tested with compressed
air, disconnect each heater to prevent control damage
and cap outlets. After reconnecting all heaters, purge
gas lines of air and check all connections for leaks us-
ing soap solution.
WARNING: DO NOT USE MATCH OR OTHER
FLAME FOR LEAK TESTING.
5. GAS PRESSURE
Whenahigherthanthemaximumrecommended
gas pressure is being maintained at the main gas line,
*High Intensity Heaters are only sold as 4040, 8060, 9100S, and 9120
**Differentmodelnumbersareachievedbyusingsupplementaloricesincludedwithheaterstochangeheatoutput.